Home / 13,962.82-19,267.68-8,297.32

Finding the Fourth Proportional to 13,962.82, 19,267.68 and 8,297.32

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Solution

The fourth proportional to 13,962.82, 19,267.68 and 8,297.32 is: 11,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.82 : 19,267.68 = 8,297.32 : x
  2. Step 2: Convert to fraction form
    13,962.82/19,267.68 = 8,297.32/x
  3. Step 3: Cross multiply
    13,962.82x = 19,267.68 × 8,297.32
  4. Step 4: Simplify right side
    13,962.82x = 159,870,106.62
  5. Step 5: Solve for x
    x = 159,870,106.62/13,962.82
  6. Step 6: Final answer
    x = 11,449.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.